ysdcable.com.		30 IN SOA ns7.cnolnic.net. root.cnolnic.net. (
				2006112401 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)
				)

ysdcable.com.		30 IN TXT "v=spf1 include:spf.163.com ~all"

Mail exchangers:
ysdcable.com.		30 IN MX 10 mx.ym.163.com.

Name servers:
ysdcable.com.		30 IN NS ns7.cnolnic.net.
ysdcable.com.		30 IN NS ns8.cnolnic.net.